Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Pulsed-field gel electrophoresis (PFGE) profiles of S. aureus digested by SmaI isolated from mammary glands secretions of heifers and cows from farms A and B. M: Molecular marker-DNA-PFGE λ 50,000 bp; A1, A2, B, C, A3, A4, A5: PFGE profile.
